docstr: Sleep an incremental amount of time after each attempt, starting at
  wait_incrementing_start and incrementing by wait_incrementing_increment
docstr_tok: ["Sleep","an","incremental","amount","of","time","after","each","attempt",",","starting","at","wait_incrementing_start","and","incrementing","by","wait_incrementing_increment"]
code: def incrementing_sleep(
      self, previous_attempt_number, delay_since_first_attempt_ms
  ):
      """
      Sleep an incremental amount of time after each attempt, starting at
      wait_incrementing_start and incrementing by wait_incrementing_increment
      """
      result = self._wait_incrementing_start + (
          self._wait_incrementing_increment
          * (previous_attempt_number - 1)
      )
      if result > self._wait_incrementing_max:
          result = self._wait_incrementing_max
      if result < 0:
          result = 0
      return result
  
imports: import random
  import six
  import sys
  import time
  import traceback
label_desc: Use image node_id 7 for calling the Retrying obj's underlying member method code with example usage: obj.incrementing_sleep(previous_attempt_number, delay_since_first_attempt_ms) and returns: result